Insights on AI, Kubernetes, Ansible, cloud infrastructure, and automation by Luca Berton. https://lucaberton.com en-us Tue, 10 Mar 2026 23:34:59 GMT luca@lucaberton.com (Luca Berton) luca@lucaberton.com (Luca Berton) https://lucaberton.com/opengraph.jpg https://lucaberton.com https://lucaberton.com/blog/almalinux-10-community-enterprise-linux/ https://lucaberton.com/blog/almalinux-10-community-enterprise-linux/ AlmaLinux 10 continues its mission as a free, community-driven RHEL alternative with ABI compatibility and long-term support. Here is what is new and how it compares. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Open Source https://lucaberton.com/blog/backstage-plugins-internal-developer-portal/ https://lucaberton.com/blog/backstage-plugins-internal-developer-portal/ A hands-on guide to building custom Backstage plugins that integrate your internal tools, APIs, and workflows into a unified Internal Developer Portal. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Platform Engineering https://lucaberton.com/blog/centos-stream-10-upstream-rhel/ https://lucaberton.com/blog/centos-stream-10-upstream-rhel/ CentOS Stream 10 is where RHEL 10 features land first. Understand how Stream fits into the RHEL development model and whether it belongs in your infrastructure. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Open Source https://lucaberton.com/blog/fedora-44-cutting-edge-linux/ https://lucaberton.com/blog/fedora-44-cutting-edge-linux/ Fedora 44 ships the latest kernel, GNOME, and development toolchains. Here is why it remains the best Linux distribution for developers who want upstream-first software. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Open Source https://lucaberton.com/blog/git-worktrees-parallel-development/ https://lucaberton.com/blog/git-worktrees-parallel-development/ Git worktrees let you check out multiple branches simultaneously in separate directories. Stop stashing and switching -- work on your feature, hotfix, and review in parallel. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) DevOps https://lucaberton.com/blog/kali-linux-2026-security-tools/ https://lucaberton.com/blog/kali-linux-2026-security-tools/ Kali Linux continues to be the go-to distribution for penetration testing and security auditing. Here are the new tools, AI-assisted features, and deployment options in 2026. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Open Source https://lucaberton.com/blog/manjaro-linux-arch-made-accessible/ https://lucaberton.com/blog/manjaro-linux-arch-made-accessible/ Manjaro brings the power of Arch Linux with a user-friendly installer and curated repositories. Here is why it has become a serious choice for developer workstations. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Open Source https://lucaberton.com/blog/nvidia-gpu-operator-device-plugin-config/ https://lucaberton.com/blog/nvidia-gpu-operator-device-plugin-config/ Advanced configuration of the NVIDIA Kubernetes Device Plugin through the GPU Operator for time-slicing, resource naming, and GPU scheduling strategies. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Platform Engineering https://lucaberton.com/blog/nvidia-gpu-operator-gds-gpudirect-storage/ https://lucaberton.com/blog/nvidia-gpu-operator-gds-gpudirect-storage/ Enable GPUDirect Storage (GDS) on Kubernetes through the GPU Operator to bypass CPU and system memory when loading training data directly into GPU memory from NVMe and network storage. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Platform Engineering https://lucaberton.com/blog/nvidia-gpu-operator-kubernetes-setup/ https://lucaberton.com/blog/nvidia-gpu-operator-kubernetes-setup/ Step-by-step guide to deploying the NVIDIA GPU Operator on Kubernetes for automated GPU driver management, device plugin, and container toolkit configuration. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Platform Engineering https://lucaberton.com/blog/nvidia-gpu-operator-mig-partitioning/ https://lucaberton.com/blog/nvidia-gpu-operator-mig-partitioning/ How to use Multi-Instance GPU (MIG) partitioning on Kubernetes with the GPU Operator to split A100 and H100 GPUs into isolated instances for multi-tenant workloads. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Platform Engineering https://lucaberton.com/blog/nvidia-gpu-operator-mofed-driver-policy/ https://lucaberton.com/blog/nvidia-gpu-operator-mofed-driver-policy/ How to configure the NVIDIA GPU Operator with Mellanox OFED (MOFED) driver policy for high-performance InfiniBand and RDMA networking on Kubernetes GPU clusters. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Platform Engineering https://lucaberton.com/blog/nvidia-network-operator-kubernetes-rdma/ https://lucaberton.com/blog/nvidia-network-operator-kubernetes-rdma/ Deploy the NVIDIA Network Operator on Kubernetes for RDMA networking with Mellanox NICs, enabling high-performance GPU-to-GPU communication for distributed AI training. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Platform Engineering https://lucaberton.com/blog/openshift-ai-model-serving-vllm/ https://lucaberton.com/blog/openshift-ai-model-serving-vllm/ How to deploy and serve large language models on OpenShift AI using vLLM for high-throughput inference with PagedAttention and continuous batching. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/opentelemetry-kubernetes-observability-2026/ https://lucaberton.com/blog/opentelemetry-kubernetes-observability-2026/ How to implement a complete observability stack on Kubernetes using OpenTelemetry for traces, metrics, and logs with auto-instrumentation and the OpenTelemetry Operator. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Platform Engineering https://lucaberton.com/blog/oracle-linux-10-unbreakable-kernel/ https://lucaberton.com/blog/oracle-linux-10-unbreakable-kernel/ Oracle Linux 10 ships with the Unbreakable Enterprise Kernel 8 and RHEL 10 compatibility. Here is what sets it apart and when to consider it for your infrastructure. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Open Source https://lucaberton.com/blog/podman-vs-docker-2026/ https://lucaberton.com/blog/podman-vs-docker-2026/ A practical comparison of Podman and Docker in 2026 covering rootless containers, Kubernetes integration, CI/CD workflows, and when each tool is the right choice. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) DevOps https://lucaberton.com/blog/pop-os-2404-system76-linux/ https://lucaberton.com/blog/pop-os-2404-system76-linux/ Pop! OS 24.04 ships with the COSMIC desktop environment built in Rust. Here is what makes it compelling for developers and GPU workstation users. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Open Source https://lucaberton.com/blog/quay-robot-accounts-cicd-container-pulls/ https://lucaberton.com/blog/quay-robot-accounts-cicd-container-pulls/ How to create and use Quay.io robot accounts for secure, automated container image pulls in CI/CD pipelines without exposing personal credentials. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) DevOps https://lucaberton.com/blog/rhel-10-whats-new-enterprise-linux/ https://lucaberton.com/blog/rhel-10-whats-new-enterprise-linux/ Red Hat Enterprise Linux 10 brings AI-ready infrastructure, image mode by default, and a modernized developer experience. Here is what matters for production deployments. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Open Source https://lucaberton.com/blog/rocky-linux-10-rhel-alternative/ https://lucaberton.com/blog/rocky-linux-10-rhel-alternative/ Rocky Linux 10 delivers full RHEL 10 compatibility without the subscription cost. Here is what changed, how to upgrade, and when to choose Rocky over RHEL. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Open Source https://lucaberton.com/blog/sriov-nic-cluster-policy-kubernetes-vfs/ https://lucaberton.com/blog/sriov-nic-cluster-policy-kubernetes-vfs/ Configure SR-IOV Virtual Functions (VFs) on Kubernetes using the NicClusterPolicy for dedicated network interfaces to GPU pods with near-bare-metal performance. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Platform Engineering https://lucaberton.com/blog/ubuntu-2504-plucky-puffin/ https://lucaberton.com/blog/ubuntu-2504-plucky-puffin/ Ubuntu 25.04 Plucky Puffin brings kernel 6.14, GNOME 48, and improved Snap performance. Here is what matters for developers and cloud deployments. Mon, 09 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Open Source https://lucaberton.com/blog/cyberchondria-ai-health-anxiety/ https://lucaberton.com/blog/cyberchondria-ai-health-anxiety/ Cyberchondria is the anxiety spiral of self-diagnosing health conditions online. With AI chatbots now giving medical-sounding answers, the problem is getting worse and engineers should understand why. Sun, 08 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/developer-onboarding-broken-hidden-cost/ https://lucaberton.com/blog/developer-onboarding-broken-hidden-cost/ Most teams lose 8-15k EUR per hire in ramp-up costs. Here is what actually fixes developer onboarding and why your README is not the answer. Sun, 08 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Platform Engineering https://lucaberton.com/blog/fosdem-2026-monty-widenius-mariadb-interview/ https://lucaberton.com/blog/fosdem-2026-monty-widenius-mariadb-interview/ Exclusive FOSDEM 2026 interview with Michael Monty Widenius, creator of MySQL and MariaDB. We discuss the 2026 roadmap, parallel queries, Oracle migration, and how young developers can get hired through open source. Sun, 08 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Open Source https://lucaberton.com/blog/march-2026-ai-hackathons-london-unicorn-mafia/ https://lucaberton.com/blog/march-2026-ai-hackathons-london-unicorn-mafia/ Six AI hackathons in London this March from Unicorn Mafia, featuring ElevenLabs, OpenAI, AWS, Lovable, and autonomous agent builds. Sun, 08 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/readme-outdated-self-healing-documentation/ https://lucaberton.com/blog/readme-outdated-self-healing-documentation/ README and Notion docs go stale within days. How platform engineering teams build documentation that stays accurate using CI pipelines and testing. Sun, 08 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) Platform Engineering https://lucaberton.com/blog/tlicc-method-ai-better-prompts/ https://lucaberton.com/blog/tlicc-method-ai-better-prompts/ Dr. Adam Rodman's medical diagnostic framework TLICC (Time, Location, Intensity, Context, Change) turns out to be one of the best prompt engineering techniques for getting useful answers from AI. Sun, 08 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/ai-combat-machines-decide-faster-than-humans/ https://lucaberton.com/blog/ai-combat-machines-decide-faster-than-humans/ What happens when AI systems process battlefield data faster than humans can evaluate it? Exploring decision compression and military AI governance. Fri, 06 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/ai-warfare-speed-of-software-kill-chain/ https://lucaberton.com/blog/ai-warfare-speed-of-software-kill-chain/ AI is accelerating military decision-making from hours to seconds. What happens when machines process targets faster than commanders can think? Fri, 06 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/openclaw-amsterdam-kubecon-2026/ https://lucaberton.com/blog/openclaw-amsterdam-kubecon-2026/ Bringing OpenClaw to KubeCon Europe 2026 in Amsterdam. Running my AI agent on a Raspberry Pi, why personal AI infrastructure matters. Fri, 06 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/rise-of-ai-warfare-human-control/ https://lucaberton.com/blog/rise-of-ai-warfare-human-control/ From decision dominance to autonomous targeting, AI is transforming military operations. Are humans still meaningfully in control of life-and-death decisions? Fri, 06 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/json-vs-toon-ai-input-token-efficiency/ https://lucaberton.com/blog/json-vs-toon-ai-input-token-efficiency/ Compare JSON and TOON (Token-Oriented Object Notation) for feeding structured data to LLMs. Benchmark token savings, parsing reliability, and trade-offs. Tue, 03 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/openclaw-docker-connection-refused-troubleshooting/ https://lucaberton.com/blog/openclaw-docker-connection-refused-troubleshooting/ Running OpenClaw in Docker and getting connection refused? Common issues with port mapping, bind addresses, DNS resolution, and WebSocket upgrades. Tue, 03 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) DevOps https://lucaberton.com/blog/openclaw-gateway-controlui-allowedorigins-fix/ https://lucaberton.com/blog/openclaw-gateway-controlui-allowedorigins-fix/ Getting the allowedorigins error when starting your OpenClaw gateway? Here is exactly how to fix it, with step-by-step configuration for local network,. Tue, 03 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) DevOps https://lucaberton.com/blog/openclaw-model-api-key-errors-troubleshooting/ https://lucaberton.com/blog/openclaw-model-api-key-errors-troubleshooting/ Troubleshoot OpenClaw API key issues across OpenAI, Anthropic, and GitHub Copilot. Common errors, rotation strategies, and fallback configuration. Tue, 03 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) DevOps https://lucaberton.com/blog/openclaw-origin-not-allowed-fix/ https://lucaberton.com/blog/openclaw-origin-not-allowed-fix/ The OpenClaw origin not allowed error means your browser URL does not match the gateway allowed origins list. Here is how to fix it. Tue, 03 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) DevOps https://lucaberton.com/blog/openclaw-telegram-whatsapp-channel-setup-errors/ https://lucaberton.com/blog/openclaw-telegram-whatsapp-channel-setup-errors/ Step-by-step troubleshooting for OpenClaw messaging channel issues on Telegram, WhatsApp, Discord, and Signal. Fix common configuration errors. Tue, 03 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) DevOps https://lucaberton.com/blog/building-custom-ai-skills-with-instructlab-taxonomy/ https://lucaberton.com/blog/building-custom-ai-skills-with-instructlab-taxonomy/ Create domain-specific AI capabilities using InstructLab taxonomy from skill definitions to synthetic training data and fine-tuned model validation. Mon, 02 Mar 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/accessing-openclaw-control-ui-dashboard/ https://lucaberton.com/blog/accessing-openclaw-control-ui-dashboard/ Access the OpenClaw Control UI dashboard from an Azure VM via SSH tunnel or public IP. Covers device pairing, authentication, and browser management. Thu, 26 Feb 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/building-a-persistent-ai-agent-memory-system-with-openclaw/ https://lucaberton.com/blog/building-a-persistent-ai-agent-memory-system-with-openclaw/ Build a persistent memory system for your OpenClaw AI agent combining memory flush, hybrid search, SQLite indexing, and session hooks. Thu, 26 Feb 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/configuring-openclaw-gateway-bind-and-control-ui/ https://lucaberton.com/blog/configuring-openclaw-gateway-bind-and-control-ui/ Deep dive into OpenClaw gateway bind modes (loopback, lan, tailnet, auto, custom), Control UI origin enforcement, and the allowedOrigins vs. Thu, 26 Feb 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/configuring-openclaw-memory-flush-for-context-compaction/ https://lucaberton.com/blog/configuring-openclaw-memory-flush-for-context-compaction/ Configure OpenClaw memory flush before context compaction. Set threshold tokens, custom system prompts, and flush prompts for knowledge preservation. Thu, 26 Feb 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/connecting-openclaw-to-discord-on-azure/ https://lucaberton.com/blog/connecting-openclaw-to-discord-on-azure/ Complete guide to creating a Discord bot, configuring intents, generating an invite link, and connecting it to your OpenClaw instance running on Azure. Thu, 26 Feb 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/diagnosing-openclaw-gateway-crash-restart-loops/ https://lucaberton.com/blog/diagnosing-openclaw-gateway-crash-restart-loops/ Diagnose OpenClaw gateway crash-restart loops in Docker. Covers empty logs, connection resets, docker inspect, OOM detection, and breaking the loop. Thu, 26 Feb 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/docker-volume-permissions-for-openclaw-on-linux/ https://lucaberton.com/blog/docker-volume-permissions-for-openclaw-on-linux/ Fix Docker volume permission issues running OpenClaw on Linux. Understand UID mapping, set ownership for memory, config, and log directories. Thu, 26 Feb 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/exploring-openclaw-browser-control-and-canvas-features/ https://lucaberton.com/blog/exploring-openclaw-browser-control-and-canvas-features/ Discover OpenClaw's built-in Browser Control server and Canvas host. Learn how the gateway manages a headless Chromium instance on port 18791 and serves. Thu, 26 Feb 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/fixing-openclaw-gateway-token-mismatch-websocket-errors/ https://lucaberton.com/blog/fixing-openclaw-gateway-token-mismatch-websocket-errors/ Diagnose and fix the 'unauthorized: gateway token mismatch' WebSocket error in OpenClaw. Learn how gateway auth tokens work, why token_mismatch happens after. Thu, 26 Feb 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI https://lucaberton.com/blog/github-copilot-authentication-for-openclaw/ https://lucaberton.com/blog/github-copilot-authentication-for-openclaw/ How GitHub Copilot device-flow authentication works with OpenClaw on headless Azure VMs. Step-by-step setup and troubleshooting guide. Thu, 26 Feb 2026 00:00:00 GMT luca@lucaberton.com (Luca Berton) AI